
Data Series
Period | Period Average | End of Period |
Jun-2022 | 1859.6 | 1829.2 |
May-2022 | 1873.78 | 1900.96 |
Apr-2022 | 1953.32 | 1892.36 |
Mar-2022 | 1986.14 | 1977.54 |
Feb-2022 | 2040.94 | 2018.69 |
Jan-2022 | 2045.88 | 2026.23 |
Dec-2021 | 2003.7 | 2022.91 |
Nov-2021 | 2029.45 | 2014.62 |
Oct-2021 | 2062.48 | 2076.28 |
Sep-2021 | 2071.11 | 2027.44 |
Aug-2021 | 2079.09 | 2076.43 |
Jul-2021 | 2084.52 | 2106.73 |
Jun-2021 | 2115.1 | 2086.23 |
May-2021 | 2124 | 2136.58 |
Apr-2021 | 2086.32 | 2104.17 |
Mar-2021 | 2090.52 | 2078.54 |
Feb-2021 | 2090.05 | 2101.61 |
Jan-2021 | 2056.05 | 2058.94 |
Dec-2020 | 2022.79 | 2048.54 |
Nov-2020 | 1989.75 | 2008.59 |
Oct-2020 | 1957.41 | 1953.42 |
Sep-2020 | 1955.27 | 1932.46 |
Aug-2020 | 1982.02 | 2006.63 |
Jul-2020 | 1902.68 | 1955.23 |
Jun-2020 | 1888.34 | 1848.35 |
May-2020 | 1854.66 | 1854.07 |
Apr-2020 | 1869.12 | 1883.32 |
Mar-2020 | 1874.55 | 1861.31 |
Feb-2020 | 1954.19 | 1945.28 |
Jan-2020 | 1969.63 | 1977.39 |
Dec-2019 | 1976.48 | 1977.99 |
Nov-2019 | 1942.72 | 1943.17 |
Oct-2019 | 1878.73 | 1954.02 |
Sep-2019 | 1863.87 | 1854.68 |
Aug-2019 | 1832.34 | 1834.93 |
Jul-2019 | 1880.49 | 1833.57 |
Jun-2019 | 1910.71 | 1912.26 |
May-2019 | 1934.24 | 1901.71 |
Apr-2019 | 1968.33 | 1961.26 |
Mar-2019 | 1984.55 | 1963.37 |
Feb-2019 | 1961.91 | 2005.58 |
Jan-2019 | 1943.21 | 1979.35 |
Dec-2018 | 1910.6 | 1905.78 |
Nov-2018 | 1942.24 | 1924.32 |
Oct-2018 | 1961.85 | 1925.53 |
Sep-2018 | 1966.53 | 1970.3 |
Aug-2018 | 1942.51 | 1961.56 |
Jul-2018 | 1985.32 | 1984.17 |
Jun-2018 | 2003.9 | 1985.08 |
May-2018 | 2029.67 | 2009.05 |
Apr-2018 | 2122.56 | 2069.04 |
Mar-2018 | 2105.65 | 2119.7 |
Feb-2018 | 2106.93 | 2086.83 |
Jan-2018 | 2082.09 | 2135.68 |
Dec-2017 | 2020.86 | 2035.58 |
Nov-2017 | 1989.78 | 2020.8 |
Oct-2017 | 1990.08 | 1992.92 |
Sep-2017 | 2012.01 | 2015.98 |
Aug-2017 | 1954.97 | 1941.51 |
Jul-2017 | 1957.95 | 1978.44 |
Jun-2017 | 1930.55 | 1957.19 |
May-2017 | 1948.34 | 1935.33 |
Apr-2017 | 1906 | 1949.8 |
Mar-2017 | 1859.71 | 1878.5 |
Feb-2017 | 1882 | 1875.33 |
Jan-2017 | 1858.93 | 1878.8 |
Dec-2016 | 1882.71 | 1856.03 |
Nov-2016 | 1874.32 | 1877.74 |
Oct-2016 | 1862.79 | 1834.63 |
Sep-2016 | 1981.07 | 1954.93 |
Aug-2016 | 1978.3 | 1980.55 |
Jul-2016 | 1986.16 | 1983.87 |
Jun-2016 | 2144.82 | 2033.47 |
May-2016 | 2189.16 | 2202.91 |
Apr-2016 | 2156.12 | 2194.02 |
Mar-2016 | 2144.3 | 2171.4 |
Feb-2016 | 2155.82 | 2088.49 |
Jan-2016 | 2168.98 | 2162.36 |
Dec-2015 | 2260.97 | 2232.46 |
Nov-2015 | 2291.54 | 2261.85 |
Oct-2015 | 2312.17 | 2312.66 |
Sep-2015 | 2316.19 | 2291.25 |
Aug-2015 | 2350.81 | 2324.11 |
Jul-2015 | 2344.95 | 2348.08 |
Jun-2015 | 2345.03 | 2369.64 |
May-2015 | 2332.5 | 2302.71 |
Apr-2015 | 2259.05 | 2325.62 |
Mar-2015 | 2258.48 | 2231.7 |
Feb-2015 | 2311.36 | 2320.65 |
Jan-2015 | 2284.37 | 2272.56 |
Dec-2014 | 2358.4 | 2341.75 |
Nov-2014 | 2377.06 | 2368.13 |
Oct-2014 | 2422.96 | 2410.64 |
Sep-2014 | 2459.08 | 2438.98 |
Aug-2014 | 2518.29 | 2502.6 |
Jul-2014 | 2576.66 | 2545.11 |
Jun-2014 | 2548.69 | 2568.03 |
May-2014 | 2539.41 | 2522.35 |
Apr-2014 | 2523.46 | 2535.01 |
Mar-2014 | 2506.97 | 2508.63 |
Feb-2014 | 2494.01 | 2523.1 |
Jan-2014 | 2484.07 | 2479.54 |
Dec-2013 | 2468.74 | 2482.55 |
Nov-2013 | 2428.63 | 2460.69 |
Oct-2013 | 2428.36 | 2417.73 |
Sep-2013 | 2390.54 | 2435.37 |
Aug-2013 | 2334.78 | 2335.87 |
Jul-2013 | 2289.3 | 2291.4 |
Jun-2013 | 2333.44 | 2299.24 |
May-2013 | 2300.72 | 2295.62 |
Apr-2013 | 2307.32 | 2334.36 |
Mar-2013 | 2271.56 | 2279.79 |
Feb-2013 | 2333.61 | 2290.19 |
Jan-2013 | 2407.52 | 2379.59 |
Dec-2012 | 2434.08 | 2424.96 |
Nov-2012 | 2407.87 | 2416.07 |
Oct-2012 | 2424.08 | 2429.49 |
Sep-2012 | 2428.75 | 2445.92 |
Aug-2012 | 2368.84 | 2385.17 |
Jul-2012 | 2350.06 | 2364.51 |
Jun-2012 | 2343.41 | 2353.51 |
May-2012 | 2399.97 | 2337.83 |
Apr-2012 | 2416.24 | 2451.35 |
Mar-2012 | 2384.55 | 2411.7 |
Feb-2012 | 2382.99 | 2403.56 |
Jan-2012 | 2338.68 | 2379.89 |
Dec-2011 | 2351.9 | 2324.87 |
Nov-2011 | 2379.84 | 2352.76 |
Oct-2011 | 2374.2 | 2415.77 |
Sep-2011 | 2378.96 | 2352.6 |
Aug-2011 | 2469.74 | 2471.09 |
Jul-2011 | 2430.41 | 2454.51 |
Jun-2011 | 2444.2 | 2412.9 |
May-2011 | 2462.11 | 2487.83 |
Apr-2011 | 2466.76 | 2514.96 |
Mar-2011 | 2437.03 | 2525.72 |
Feb-2011 | 2433.73 | 2447.58 |
Jan-2011 | 2378.45 | 2395.27 |
Dec-2010 | 2350.88 | 2326.83 |
Nov-2010 | 2407.75 | 2341.15 |
Oct-2010 | 2390.84 | 2397.83 |
Sep-2010 | 2347.23 | 2398.88 |
Aug-2010 | 2360.78 | 2322.15 |
Jul-2010 | 2305.43 | 2355.62 |
Jun-2010 | 2225.24 | 2265.92 |
May-2010 | 2212.23 | 2183.01 |
Apr-2010 | 2311.31 | 2316.58 |
Mar-2010 | 2268.91 | 2283.86 |
Feb-2010 | 2358.52 | 2307.38 |
Jan-2010 | 2440.16 | 2434.31 |
Dec-2009 | 2449.36 | 2389.24 |
Nov-2009 | 2502.92 | 2483.46 |
Oct-2009 | 2440.53 | 2490.69 |
Sep-2009 | 2464.3 | 2428.58 |
Aug-2009 | 2491.28 | 2443.05 |
Jul-2009 | 2465.95 | 2493.56 |
Jun-2009 | 2469.03 | 2498.38 |
May-2009 | 2321.61 | 2422.85 |
Apr-2009 | 2216.28 | 2234.87 |
Mar-2009 | 2142.42 | 2161 |
Feb-2009 | 2168.02 | 2138.84 |
Jan-2009 | 2169.36 | 2150.9 |
Dec-2008 | 2247.84 | 2186.33 |
Nov-2008 | 2315.52 | 2320.19 |
Oct-2008 | 2538.87 | 2438.98 |
Sep-2008 | 2709.03 | 2716.67 |
Aug-2008 | 2849.7 | 2756.77 |
Jul-2008 | 2996.42 | 2985.45 |
Jun-2008 | 2960.66 | 3002.34 |
May-2008 | 2962.34 | 2971.58 |
Apr-2008 | 2985.58 | 2964.65 |
Mar-2008 | 3022.47 | 2997.81 |
Feb-2008 | 2960.38 | 2988.17 |
Jan-2008 | 2969.6 | 3005.65 |
Dec-2007 | 3053.28 | 3011.83 |
Nov-2007 | 3123.86 | 3115.25 |
Oct-2007 | 3081.03 | 3124.6 |
Sep-2007 | 3040.07 | 3058.42 |
Aug-2007 | 3030.99 | 3039.87 |
Jul-2007 | 3065.58 | 3062.34 |
Jun-2007 | 2994.89 | 3018.47 |
May-2007 | 2988.94 | 2980.78 |
Apr-2007 | 2999.24 | 3007.01 |
Mar-2007 | 2935.53 | 2950.03 |
Feb-2007 | 2950.49 | 1949.88 |
Jan-2007 | 2953.82 | 2943.54 |
Dec-2006 | 2960.25 | 2955.76 |
Nov-2006 | 2881.92 | 2949.12 |
Oct-2006 | 2826.97 | 2862.44 |
Sep-2006 | 2844.07 | 2819.63 |
Aug-2006 | 2854.16 | 2575.56 |
Jul-2006 | 2778.34 | 2802.14 |
Jun-2006 | 2779.1 | 2763.4 |
May-2006 | 2818.5 | 2833.2 |
Apr-2006 | 2662.64 | 2722.7 |
Mar-2006 | 2628.58 | 2621.39 |
Feb-2006 | 2636.66 | 2633.15 |
Jan-2006 | 2660.49 | 2662.09 |
Dec-2005 | 2632.01 | 2600.44 |
Nov-2005 | 2612.29 | 2603.6 |
Oct-2005 | 2659.8 | 2679.43 |
Sep-2005 | 2726.17 | 2650.49 |
Aug-2005 | 2704.6 | 2687.72 |
Jul-2005 | 2639.4 | 2642.8 |
Jun-2005 | 2741.55 | 2704.15 |
May-2005 | 2791.07 | 2740.94 |
Apr-2005 | 2853.01 | 2873.9 |
Mar-2005 | 2875.28 | 2838.02 |
Feb-2005 | 2848.5 | 2876.76 |
Jan-2005 | 2835.4 | 2839.98 |
Dec-2004 | 2908.3 | 2894.85 |
Nov-2004 | 2807.04 | 2875.86 |
Oct-2004 | 2723.38 | 2762.64 |
Sep-2004 | 2702.42 | 2711.69 |
Aug-2004 | 2743.23 | 2702.65 |
Jul-2004 | 2776.26 | 2737.62 |
Jun-2004 | 2754.96 | 2731.14 |
May-2004 | 2694.04 | 2766.56 |
Apr-2004 | 2714.19 | 2666.32 |
Mar-2004 | 2752.54 | 2765.36 |
Feb-2004 | 2823.26 | 2787.82 |
Jan-2004 | 2746.39 | 2722.39 |
Dec-2003 | 2636.72 | 2677.47 |
Nov-2003 | 2542.37 | 2591.24 |
Oct-2003 | 2527.13 | 2552.95 |
Sep-2003 | 2427.85 | 2521.75 |
Aug-2003 | 2401.5 | 2383.96 |
Jul-2003 | 2450.02 | 2428.28 |
Jun-2003 | 2504.78 | 2488.28 |
May-2003 | 2450.74 | 2484.21 |
Apr-2003 | 2370.27 | 2406.57 |
Mar-2003 | 2384.38 | 2381.55 |
Feb-2003 | 2423.97 | 2378.84 |
Jan-2003 | 2437.15 | 2492.05 |
Dec-2002 | 2392.61 | 2416.07 |
Nov-2002 | 2369.85 | 2336.32 |
Oct-2002 | 2347.68 | 2352 |
Sep-2002 | 2344.18 | 2357.28 |
Aug-2002 | 2315.88 | 2340.85 |
Jul-2002 | 2342.34 | 2360.29 |
Jun-2002 | 2236.47 | 2308.13 |
May-2002 | 2200.54 | 2210.3 |
Apr-2002 | 2174.74 | 2196.28 |
Mar-2002 | 2143.95 | 2145.78 |
Feb-2002 | 2143.9 | 2136.13 |
Jan-2002 | 2159.97 | 2129.95 |
Dec-2001 | 2165.71 | 2183.46 |
Nov-2001 | 2164.89 | 2145.62 |
Oct-2001 | 2188.26 | 2194.17 |
Sep-2001 | 2204.92 | 2216.93 |
Aug-2001 | 2166.85 | 2201.1 |
Jul-2001 | 2130.95 | 2149.39 |
Jun-2001 | 2110.89 | 2120.6 |
May-2001 | 2149.32 | 2136.88 |
Apr-2001 | 2163.15 | 2158.44 |
Mar-2001 | 2175.31 | 2152.11 |
Feb-2001 | 2192.69 | 2182.71 |
Jan-2001 | 2229.3 | 2206.53 |
Dec-2000 | 2198.41 | 2233.06 |
Nov-2000 | 2148.19 | 2141.86 |
Oct-2000 | 2188.31 | 2183.92 |
Sep-2000 | 2161.94 | 2208.49 |
Aug-2000 | 2242.94 | 2194.47 |
Jul-2000 | 2274.21 | 2258.54 |
Jun-2000 | 2274.22 | 2280.7 |
May-2000 | 2270.94 | 2253.41 |
Apr-2000 | 2388.03 | 2370.85 |
Mar-2000 | 2382.7 | 2405.07 |
Feb-2000 | 2411.86 | 2401 |
Jan-2000 | 2473.05 | 2448.03 |
Dec-1999 | 2432.24 | 2439.29 |
Nov-1999 | 2445.59 | 2404.01 |
Oct-1999 | 2499 | 2469.44 |
Sep-1999 | 2446.93 | 2481.8 |
Aug-1999 | 2422.49 | 2419.28 |
Jul-1999 | 2373.91 | 2449.75 |
Jun-1999 | 2406.75 | 2374.8 |
May-1999 | 2432.87 | 2418.38 |
Apr-1999 | 2427.68 | 2429.54 |
Mar-1999 | 2443.79 | 2431.2 |
Feb-1999 | 2454.93 | 2413.86 |
Jan-1999 | 2489.54 | 2483.98 |
Dec-1998 | 2520.15 | 2524.09 |
Nov-1998 | 2506.8 | 2493.1 |
Oct-1998 | 2556.15 | 2535.49 |
Sep-1998 | 2538.7 | 2560.54 |
Aug-1998 | 2470.89 | 2517.93 |
Jul-1998 | 2490.5 | 2477.36 |
Jun-1998 | 2502.95 | 2520.46 |
May-1998 | 2483.4 | 2470.6 |
Apr-1998 | 2542.45 | 2538.67 |
Mar-1998 | 2529.23 | 2556.16 |
Feb-1998 | 2499.63 | 2511.03 |
Jan-1998 | 2494.74 | 2495.26 |
Dec-1997 | 2539.37 | 2535.43 |
Nov-1997 | 2582.18 | 2563.06 |
Oct-1997 | 2499.05 | 2555.7 |
Sep-1997 | 2455.51 | 2476.81 |
Aug-1997 | 2465.32 | 2487.66 |
Jul-1997 | 2572.22 | 2519.19 |
Jun-1997 | 2532.51 | 2560.76 |
May-1997 | 2518.78 | 2527.08 |
Apr-1997 | 2517.78 | 2515.13 |
Mar-1997 | 2483.27 | 2518.34 |
Feb-1997 | 2516.89 | 2516.8 |
Jan-1997 | 2575.82 | 2477.74 |
Dec-1996 | 2583.02 | 2623.04 |
Nov-1996 | 2587.68 | 2613.21 |
Oct-1996 | 2468.09 | 2528.03 |
Sep-1996 | 2432.06 | 2435.78 |
Aug-1996 | 2424.34 | 2432.82 |
Jul-1996 | 2436.6 | 2440.61 |
Jun-1996 | 2425.59 | 2431.12 |
May-1996 | 2390.02 | 2420.46 |
Apr-1996 | 2398.3 | 2381.22 |
Mar-1996 | 2420.77 | 2414.52 |
Feb-1996 | 2440.16 | 2444.73 |
Jan-1996 | 2438.35 | 2396.96 |
Dec-1995 | 2459.3 | 2468.69 |
Nov-1995 | 2502.77 | 2452.87 |
Oct-1995 | 2537.18 | 2530.46 |
Sep-1995 | 2511.83 | 2548.29 |
Aug-1995 | 2532.85 | 2489.79 |
Jul-1995 | 2581.21 | 2589.63 |
Jun-1995 | 2587.82 | 2580.65 |
May-1995 | 2586.58 | 2604.89 |
Apr-1995 | 2626.64 | 2641.89 |
Mar-1995 | 2619.93 | 2635.14 |
Feb-1995 | 2580.73 | 2591.91 |
Jan-1995 | 2589.76 | 2619.93 |
Dec-1994 | 2570.91 | 2572.94 |
Nov-1994 | 2637.39 | 2588.66 |
Oct-1994 | 2670.59 | 2696.3 |
Sep-1994 | 2607.61 | 2631.61 |
Aug-1994 | 2581.57 | 2563.31 |
Jul-1994 | 2593.08 | 2559.18 |
Jun-1994 | 2567.27 | 2580.98 |
May-1994 | 2536.68 | 2543.35 |
Apr-1994 | 2506.09 | 2543.02 |
Mar-1994 | 2529.7 | 2515.49 |
Feb-1994 | 2519.36 | 2518.27 |
Jan-1994 | 2549.45 | 2556.95 |
Dec-1993 | 2555.35 | 2533.99 |
Nov-1993 | 2544.35 | 2558.67 |
Oct-1993 | 2588.35 | 2557.87 |
Sep-1993 | 2627.79 | 2601.8 |
Aug-1993 | 2576.33 | 2579.62 |
Jul-1993 | 2586.65 | 2554.82 |
Jun-1993 | 2612.53 | 2584.38 |
May-1993 | 2688.05 | 2695.68 |
Apr-1993 | 2694.85 | 2731.63 |
Mar-1993 | 2546.42 | 2603.94 |
Feb-1993 | 2560.27 | 2483.22 |
Jan-1993 | 2803.03 | 2747.54 |
Dec-1992 | 2872.45 | 2778.5 |
Nov-1992 | 2922.02 | 2825.06 |
Oct-1992 | 3737.73 | 3096.84 |
Sep-1992 | 4698.14 | 4303.73 |
Aug-1992 | 4619.3 | 4748.21 |
Jul-1992 | 3561.86 | 4153.55 |
Jun-1992 | 3206.93 | 3241.21 |
May-1992 | 2940.63 | 3061.3 |
Apr-1992 | 2532.9 | 2828.48 |
Mar-1992 | 2026.11 | 2226.3 |
Feb-1992 | 1648.91 | 1876.25 |
Jan-1992 | 1593.98 | 1565.76 |
Dec-1991 | 1603.19 | 1646.89 |
Nov-1991 | 1566.65 | 1545.19 |
Oct-1991 | 1526.72 | 1535.08 |
Sep-1991 | 1538.45 | 1562.8 |
Aug-1991 | 1502.35 | 1506.49 |
Jul-1991 | 1479.67 | 1504.08 |
Jun-1991 | 1500.59 | 1469.18 |
May-1991 | 1590.96 | 1565.11 |
Apr-1991 | 1639.26 | 1592.32 |
Mar-1991 | 1799.57 | 1628.84 |
Feb-1991 | 2127.77 | 2037.85 |
Jan-1991 | 1884.34 | 2177.71 |
Dec-1990 | 1520.04 | 1597.44 |
Nov-1990 | 1388.1 | 1353.31 |
Oct-1990 | 1694.2 | 1332.87 |
Sep-1990 | 2031.34 | 1743.19 |
Aug-1990 | 1452.04 | 1916.87 |
Jul-1990 | 1199.8 | 1236.06 |
Jun-1990 | 1136.31 | 1157.55 |
May-1990 | 1065.88 | 1059.83 |
Apr-1990 | 958.86 | 988.87 |
Mar-1990 | 905.58 | 930.96 |
Feb-1990 | 938.71 | 937.95 |
Jan-1990 | 899.37 | 921.72 |
Dec-1989 | 757.23 | 809.11 |
Nov-1989 | 672.78 | 700.54 |
Oct-1989 | 720.8 | 680.55 |
Sep-1989 | 793.74 | 762.56 |
Aug-1989 | 855.09 | 847.6 |
Jul-1989 | 830.37 | 842.95 |
Jun-1989 | 785.42 | 790.38 |
May-1989 | 818.88 | 797.92 |
Apr-1989 | 884.23 | 863.53 |
Mar-1989 | 817.66 | 836.15 |
Feb-1989 | 896.54 | 805.53 |
Jan-1989 | 942.8 | 916.5 |
Dec-1988 | 937.36 | 954.85 |
Nov-1988 | 927.42 | 922.85 |
Oct-1988 | 796.5 | 861.85 |
Sep-1988 | 675.2 | 699.9 |
Aug-1988 | 617.78 | 724.55 |
Jul-1988 | 599.08 | 601.46 |
Jun-1988 | 634.12 | 604.34 |
May-1988 | 690.9 | 669.84 |
Apr-1988 | 694.12 | 685.5 |
Mar-1988 | 670.14 | 683.2 |
Feb-1988 | 669.62 | 656.38 |
Jan-1988 | 841.11 | 762.61 |
Dec-1987 | 871.42 | 843.57 |
Nov-1987 | 884.92 | 950.25 |
Oct-1987 | 647.26 | 856.2 |
Sep-1987 | 448.63 | 471.77 |
Aug-1987 | 365.2 | 439.28 |
Jul-1987 | 270.43 | 289.04 |
Jun-1987 | 219.38 | 228.83 |
May-1987 | 199.86 | 197.52 |
Apr-1987 | 189.92 | 196.53 |
Mar-1987 | 169.43 | 181.04 |
Feb-1987 | 153.22 | 135.24 |
Jan-1987 | 128.1 | 133.66 |
Dec-1986 | 100.27 | 127.6 |
Nov-1986 | 84.71 | 95.25 |
Oct-1986 | 67.25 | 71.94 |
Sep-1986 | 64.1 | 64.78 |
Aug-1986 | 63.97 | 60.35 |
Jul-1986 | 64.8 | 67.86 |
Jun-1986 | 61.03 | 64.23 |
May-1986 | 43.15 | 47.68 |
Apr-1986 | 36.01 | 39.85 |
Mar-1986 | 28.45 | 33.24 |
Feb-1986 | 31 | 28.47 |
Jan-1986 | 28.82 | 34.3 |
Dec-1985 | 26.19 | 26.06 |
Nov-1985 | 25.26 | 25.58 |
Oct-1985 | 24.77 | 24.21 |
Sep-1985 | 25.01 | 25.87 |
Aug-1985 | 24.05 | 25.71 |
Jul-1985 | 21.69 | 22.69 |
Jun-1985 | 20.08 | 20.49 |
May-1985 | 20.54 | 20.26 |
Apr-1985 | 21.65 | 21.45 |
Mar-1985 | 19.95 | 22.04 |
Feb-1985 | 15.56 | 17.48 |
Jan-1985 | 11.45 | 13.2 |
Dec-1984 | 10.25 | 10.33 |
Nov-1984 | 9.5 | 9.45 |
Oct-1984 | 9.57 | 9.24 |
Sep-1984 | 8.79 | 8.98 |
Aug-1984 | 8.22 | 8.56 |
Jul-1984 | 7.86 | 7.88 |
Jun-1984 | 8.31 | 8.09 |
May-1984 | 8.06 | 8.15 |
Apr-1984 | 8 | 8.02 |
Mar-1984 | 8.09 | 7.81 |
Feb-1984 | 8.75 | 8.71 |
Jan-1984 | 8 | 8.17 |
Dec-1983 | 7.79 | 7.97 |
Nov-1983 | 7.75 | 7.71 |
Oct-1983 | 7.37 | 7.64 |
Sep-1983 | 7.34 | 7.25 |
Aug-1983 | 7.07 | 7.23 |
Jul-1983 | 6.67 | 6.98 |
Jun-1983 | 6.62 | 6.49 |
May-1983 | 6.59 | 6.86 |
Apr-1983 | 6.38 | 6.52 |
Mar-1983 | 6.22 | 6.16 |
Feb-1983 | 6.12 | 6.16 |
Jan-1983 | 6.05 | 6.06 |
Dec-1982 | 6.37 | 6.15 |
Nov-1982 | 6.77 | 6.52 |
Oct-1982 | 7.27 | 7.12 |
Sep-1982 | 8.1 | 7.11 |
Aug-1982 | 8.81 | 8.07 |
Jul-1982 | 8.97 | 9.01 |
Jun-1982 | 9.02 | 8.94 |
May-1982 | 8.99 | 8.92 |
Apr-1982 | 8.79 | 8.85 |
Mar-1982 | 8.76 | 8.81 |
Feb-1982 | 8.98 | 8.89 |
Jan-1982 | 8.85 | 8.93 |
Dec-1981 | 8.84 | 8.81 |
Nov-1981 | 8.79 | 9.02 |
Oct-1981 | 8.49 | 8.65 |
Sep-1981 | 8.4 | 8.31 |
Aug-1981 | 8.5 | 8.7 |
Jul-1981 | 8.24 | 8.3 |
Jun-1981 | 8.51 | 8.37 |
May-1981 | 8.79 | 8.77 |
Apr-1981 | 8.76 | 8.71 |
Mar-1981 | 8.91 | 8.91 |
Feb-1981 | 9 | 8.8 |
Jan-1981 | 9.01 | 9.16 |
Dec-1980 | 8.66 | 8.71 |
Nov-1980 | 8.57 | 8.54 |
Oct-1980 | 8.4 | 8.54 |
Sep-1980 | 8.25 | 8.22 |
Aug-1980 | 8.06 | 8.24 |
Jul-1980 | 8.1 | 7.99 |
Jun-1980 | 7.96 | 8.06 |
May-1980 | 7.88 | 7.98 |
Apr-1980 | 7.58 | 7.73 |
Mar-1980 | 7.48 | 7.44 |
Feb-1980 | 7.56 | 7.6 |
Jan-1980 | 7.4 | 7.46 |
Dec-1979 | 7.44 | 7.26 |
Nov-1979 | 7.22 | 7.47 |
Oct-1979 | 7.13 | 6.97 |
Sep-1979 | 7.2 | 7.22 |
Aug-1979 | 7.28 | 7.31 |
Jul-1979 | 7.31 | 7.42 |
Jun-1979 | 6.88 | 7.07 |
May-1979 | 6.68 | 6.84 |
Apr-1979 | 6.59 | 6.59 |
Mar-1979 | 6.39 | 6.56 |
Feb-1979 | 6.31 | 6.38 |
Jan-1979 | 6.12 | 6.25 |
Dec-1978 | 6.01 | 6.11 |
Nov-1978 | 5.87 | 5.9 |
Oct-1978 | 5.96 | 6.09 |
Sep-1978 | 5.8 | 5.85 |
Aug-1978 | 5.71 | 5.74 |
Jul-1978 | 5.55 | 5.67 |
Jun-1978 | 5.32 | 5.38 |
May-1978 | 5.32 | 5.29 |
Apr-1978 | 5.44 | 5.37 |
Mar-1978 | 5.61 | 5.43 |
Feb-1978 | 5.76 | 5.69 |
Jan-1978 | 5.77 | 5.79 |
Dec-1977 | 5.65 | 5.72 |
Nov-1977 | 5.59 | 5.58 |
Oct-1977 | 5.47 | 5.65 |
Sep-1977 | 5.43 | 5.41 |
Aug-1977 | 5.43 | 5.44 |
Jul-1977 | 5.37 | 5.45 |
Jun-1977 | 5.28 | 5.29 |
May-1977 | 5.25 | 5.26 |
Apr-1977 | 5.23 | 5.23 |
Mar-1977 | 5.22 | 5.22 |
Feb-1977 | 5.22 | 5.18 |
Jan-1977 | 5.13 | 5.18 |
Dec-1976 | 4.85 | 4.99 |
Nov-1976 | 4.65 | 4.57 |
Oct-1976 | 5.21 | 4.77 |
Sep-1976 | 5.73 | 5.55 |
Aug-1976 | 5.86 | 5.87 |
Jul-1976 | 5.76 | 5.93 |
Jun-1976 | 5.29 | 5.52 |
May-1976 | 5.02 | 5.03 |
Apr-1976 | 4.85 | 5.02 |
Mar-1976 | 4.81 | 5.03 |
Feb-1976 | 5.01 | 4.94 |
Jan-1976 | 5.07 | 4.97 |
Dec-1975 | 4.95 | 4.92 |
Nov-1975 | 4.94 | 4.88 |
Oct-1975 | 4.97 | 4.9 |
Sep-1975 | 4.74 | 4.8 |
Aug-1975 | 4.81 | 4.75 |
Jul-1975 | 4.95 | 4.9 |
Jun-1975 | 5.1 | 4.89 |
May-1975 | 5.16 | 5.15 |
Apr-1975 | 5.31 | 5.26 |
Mar-1975 | 5.43 | 5.4 |
Feb-1975 | 5.43 | 5.42 |
Jan-1975 | 5.4 | 5.43 |
Dec-1974 | 5.44 | 5.4 |
Nov-1974 | 5.5 | 5.38 |
Oct-1974 | 5.22 | 5.34 |
Sep-1974 | 5.23 | 5.25 |
Aug-1974 | 5.34 | 5.25 |
Jul-1974 | 5.42 | 5.42 |
Jun-1974 | 5.52 | 5.47 |
May-1974 | 5.61 | 5.59 |
Apr-1974 | 5.47 | 5.72 |
Mar-1974 | 5.59 | 5.62 |
Feb-1974 | 5.48 | 5.51 |
Jan-1974 | 5.52 | 5.57 |
Dec-1973 | 5.84 | 5.83 |
Nov-1973 | 6.1 | 6.03 |
Oct-1973 | 6.1 | 6.21 |
Sep-1973 | 6.16 | 6.14 |
Aug-1973 | 6.26 | 6.18 |
Jul-1973 | 6.03 | 6.1 |
Jun-1973 | 6.44 | 6.25 |
May-1973 | 6.45 | 6.44 |
Apr-1973 | 6.64 | 6.53 |
Mar-1973 | 6.67 | 6.69 |
Feb-1973 | 6.98 | 6.84 |
Jan-1973 | 7.11 | 7.17 |
Dec-1972 | 7.06 | 7.07 |
Nov-1972 | 7.08 | 7.09 |
Oct-1972 | 7.24 | 7.07 |
Sep-1972 | 7.29 | 7.27 |
Aug-1972 | 7.33 | 7.33 |
Jul-1972 | 7.35 | 7.26 |
Jun-1972 | 7.88 | 7.41 |
May-1972 | 8 | 7.97 |
Apr-1972 | 8.01 | 8.03 |
Mar-1972 | 8.17 | 8.07 |
Feb-1972 | 8.18 | 8.19 |
Jan-1972 | 8.07 | 8.16 |
Dec-1971 | 7.92 | 8.05 |
Nov-1971 | 7.91 | 7.89 |
Oct-1971 | 7.9 | 7.91 |
Sep-1971 | 7.87 | 7.88 |
Aug-1971 | 7.92 | 7.9 |
Jul-1971 | 7.94 | 7.93 |
Jun-1971 | 7.92 | 7.93 |
May-1971 | 7.89 | 7.9 |
Apr-1971 | 7.9 | 7.91 |
Mar-1971 | 7.89 | 7.9 |
Feb-1971 | 7.88 | 7.87 |
Jan-1971 | 7.83 | 7.88 |
Dec-1970 | 7.76 | 7.78 |
Nov-1970 | 7.76 | 7.75 |
Oct-1970 | 7.76 | 7.75 |
Sep-1970 | 7.8 | 7.8 |
Aug-1970 | 7.81 | 7.79 |
Jul-1970 | 7.82 | 7.81 |
Jun-1970 | 7.83 | 7.83 |
May-1970 | 7.84 | 7.84 |
Apr-1970 | 7.87 | 7.86 |
Mar-1970 | 7.94 | 7.94 |
Feb-1970 | 7.91 | 7.93 |
Jan-1970 | 7.85 | 7.88 |
Dec-1969 | 7.78 | 7.8 |
Nov-1969 | 7.75 | 7.76 |
Oct-1969 | 7.79 | 7.76 |
Sep-1969 | 7.85 | 7.79 |
Aug-1969 | 7.82 | 7.76 |
Jul-1969 | 7.77 | 7.77 |
Jun-1969 | 7.86 | 7.75 |
May-1969 | 7.97 | 7.93 |
Apr-1969 | 7.87 | 7.9 |
Mar-1969 | 7.83 | 7.83 |
Feb-1969 | 7.76 | 7.8 |
Jan-1969 | 7.69 | 7.7 |
Dec-1968 | 7.62 | 7.58 |
Nov-1968 | 7.61 | 7.58 |
Oct-1968 | 7.61 | 7.6 |
Sep-1968 | 7.61 | 7.58 |
Aug-1968 | 7.61 | 7.58 |
Jul-1968 | 7.59 | 7.59 |
Jun-1968 | 7.56 | 7.53 |
May-1968 | 7.57 | 7.53 |
Apr-1968 | 7.56 | 7.55 |
Mar-1968 | 7.55 | 7.56 |
Feb-1968 | 7.52 | 7.55 |
Jan-1968 | 7.52 | 7.55 |
Dec-1967 | 7.53 | 7.53 |
Nov-1967 | 8.91 | 7.7 |
Oct-1967 | 9.02 | 8.96 |
Sep-1967 | 9.04 | 9.02 |
Aug-1967 | 9.05 | 9 |
Jul-1967 | 9.04 | 9 |
Jun-1967 | 9.06 | 9.01 |
May-1967 | 8.97 | 9.03 |
Apr-1967 | 8.98 | 8.96 |
Mar-1967 | 8.97 | 8.98 |
Feb-1967 | 8.93 | 8.91 |
Jan-1967 | 8.9 | 8.89 |
Dec-1966 | 8.88 | 8.84 |
Nov-1966 | 8.87 | 8.85 |
Oct-1966 | 8.85 | 8.88 |
Sep-1966 | 8.95 | 8.88 |
Aug-1966 | 8.82 | 8.87 |
Jul-1966 | 8.75 | 8.76 |
Jun-1966 | 8.73 | 8.68 |
May-1966 | 8.71 | 8.71 |
Apr-1966 | 8.69 | 8.69 |
Mar-1966 | 8.66 | 8.66 |
Feb-1966 | 8.66 | 8.68 |
Jan-1966 | 8.64 | 8.66 |
Dec-1965 | 8.6 | 8.6 |
Nov-1965 | 8.6 | 8.6 |
Oct-1965 | 8.6 | 8.64 |
Sep-1965 | 8.6 | 8.63 |
Aug-1965 | 8.58 | 8.57 |
Jul-1965 | 8.55 | 8.54 |
Jun-1965 | 8.6 | 8.54 |
May-1965 | 8.65 | 8.6 |
Apr-1965 | 8.65 | 8.65 |
Mar-1965 | 8.6 | 8.59 |
Feb-1965 | 8.6 | 8.58 |
Jan-1965 | 8.6 | 8.57 |
Dec-1964 | 8.6 | 8.59 |
Nov-1964 | 8.57 | 8.54 |
Oct-1964 | 8.54 | 8.52 |
Sep-1964 | 8.59 | 8.52 |
Aug-1964 | 8.54 | 8.57 |
Jul-1964 | 8.57 | 8.53 |
Jun-1964 | 8.6 | 8.57 |
May-1964 | 8.6 | 8.62 |
Apr-1964 | 8.63 | 8.62 |
Mar-1964 | 8.65 | 8.62 |
Feb-1964 | 8.71 | 8.7 |
Jan-1964 | 8.69 | 8.73 |